﻿using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using C1.Silverlight.FlexGrid;

namespace DataGridTest.Converters
{
    public class GroupHeaderConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            var grow = parameter as GroupRow;
            if (grow == null)
                return value;

            var group = grow.Group;
            if (group != null && targetType == typeof(string))
            {
                var desc = grow.Grid.CollectionView.GroupDescriptions[grow.Level] as PropertyGroupDescription;
                return desc != null
                    ? string.Format("{0}: {1} ({2} 项)", "等级", group.Name, group.ItemCount)
                    : string.Format("{0} ({1} 项)", group.Name, group.ItemCount);
            }
            return value;
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
